Metal and Nonmetal Mine Safety and Health MSHA
Metal and Nonmetal Mine Safety and Health REPORT OF INVESTIGATION Surface Nonmetal Mine (quartzite) Fatal Drowning Accident October 3, 2000 County Line Quarry, Inc. County Line Quarry, Inc. Wrightsville, York, Pennsylvania ... specifically to be lowered into various sumps by a crane. The crane used to lower the platform was a Grove model number ...